Skyur, Dog of Last Stand

Skyur , Dog of Last Stand can't be countered
When Skyur, Dog of Last Stand enters the
field each player remove all creatures from their
decks unless they are Dogs, Hounds or Wolves.
Then each Player Shuffle the remaining cards
into their decks
When Skyur, Dog of Last Stand dies or exiled
return Skyur, Dog of Last Stand to the field
tapped